#include<iostream>
using namespace std;
class Stack{
	private:
		int* data;
		int top;
		int base;
		int size;
	public:
		Stack();
		Stack(int);
		~Stack();
		int InitStack();
		int getTop(int &);
		int isEmpty();
		int isFull();
		int Push(int);
		int Pop(int &);
		int Clear();
		int Print();
};
Stack::Stack(){
	size=100;
	InitStack();
}
Stack::Stack(int Size){
	this->size=Size;
	InitStack();
}
Stack::~Stack(){
	delete data;
}
int Stack::InitStack(){
	top=base=-1;
	data=new int[size];
}
int Stack::getTop(int &e){
	e=data[top];
}
int Stack::isEmpty(){
	return (top==-1)?0:-1;
}
int Stack::isFull(){
	return (top==size)?0:-1;
}
int Stack::Push(int e){
	if(top<size)	data[++top]=e;
	else return -1;
}
int Stack::Pop(int &e){
	if(top!=base) e=data[top--];
	else return -1;
}
int Stack::Clear(){
	top=-1;
	return 0;
}
int Stack::Print(){
	if(top==base) return -1;
	else{
		int p=base;
		while(p!=top){
			cout<<data[++p]<<" ";
		}
	}
}
int main(){
	Stack s;
	s.Push(11);
	s.Push(22);
	s.Print();
}